'宣言 Public MustInherit Class CustomFilter Inherits C1.DataFilter.Filter
public abstract class CustomFilter : C1.DataFilter.Filter
'宣言 Public MustInherit Class CustomFilter Inherits C1.DataFilter.Filter
public abstract class CustomFilter : C1.DataFilter.Filter
System.Object
C1.DataFilter.Filter
C1.Win.DataFilter.CustomFilter